Rosemary S. Pooler is a United States Circuit Judge of the U.S. Court of Appeals for the Second Circuit. At the time of her appointment in 1998, she was a United States District Judge for the Northern District of New York.

Judge Pooler received her B.A. from Brooklyn College in 1959, an M.A. in History from the University of Connecticut in 1961, and her J.D. from the University of Michigan Law School in 1965. She also attended the Program for Senior Managers in Government of Harvard University in 1978, and earned a Graduate Certificate in Regulatory Economics from the State University of New York at Albany in 1978.

Judge Pooler engaged in the private practice of law in Syracuse from 1966 until 1972. She served as Assistant Corporation Counsel/Director of the Consumer Affairs Unit for the City of Syracuse from 1972 to 1973. From 1974 to 1975, Judge Pooler was a District Representative on the Common Council of the City of Syracuse. From 1975 until 1980 she was Chair and Executive Director of the Consumer Protection Board of the State of New York. She served as a member of the New York State Public Service Commission from 1981 until 1986. In 1987, Judge Pooler was Staff Director of the Committee on Corporations, Authorities and Commissions of the New York State Assembly. She was Visiting Professor of Law at Syracuse University from 1987 until 1988, and was Vice-President for Legal Affairs of the Atlantic States Legal Foundation from 1989 until 1990. In 1990, she became a Justice of the Supreme Court, Fifth Judicial District, State of New York, and served in this position until becoming a United States District Judge for the Northern District of New York in 1994.